package test;
import java.util.Scanner;

public class code2{
    public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        int price = sc.nextInt();
        boolean flag = true;
        if(price <= 1 || price %2 == 0){
            flag = false;
        }else if(price == 2){
            flag = true;
        }else{
            int i = 3;
            while(i * i < price){
                i += 2;
                if(price % i == 0){
                    flag = false;
                    break;
                }
            }
        }
        if(flag){
            System.out.println("可享受折扣");
        }else{
            System.out.println("不可享受折扣");
        }
    }
}